000 | 00430nam a2200145Ia 4500 | ||
---|---|---|---|
008 | 180710s9999 xx 000 0 und d | ||
020 | _a139138 | ||
082 |
_a589.2 _bOPE |
||
100 | _aOPEN University of Sri Lanka | ||
245 | _aCourse of study leading to the degree of bachelor of science level 3 BTU 1201-pl | ||
250 | _a2nd ed. | ||
260 |
_aNugegoda _bThe Open University of Sri Lanka _c1995 |
||
300 | _a150 p. | ||
942 | _cR | ||
999 |
_c60355 _d60355 |